Today Mars has only a thin atmosphere, and its surface is very dry with the possible exception of some localised and temporary water seeps. However, ancient eroded valley networks that were discovered by orbiting spacecraft ...
Space Exploration
Dec 7, 2017
0
6
The question of how life has begun has fascinated scientists from many disciplines and it was the organic chemist Graham Cairns-Smith who proposed the theory for the origin of life starting from clays instead of polymers ...
Materials Science
Apr 4, 2017
0
914
NASA's Curiosity rover is climbing a layered Martian mountain and finding evidence of how ancient lakes and wet underground environments changed, billions of years ago, creating more diverse chemical environments that affected ...
Space Exploration
Dec 13, 2016
3
352
A Cornell study revealed the molecular mechanism of how antibiotics from human and farm animal waste become trapped in soils, findings with the potential to explain the behavior and consequences of antibiotics in the environment.
Materials Science
Feb 22, 2016
0
484
Recent orbital and rover missions to Mars have turned up ample evidence of clays and other hydrated minerals formed when rocks are altered by the presence of water. Most of that alteration is thought to have happened during ...
Space Exploration
Dec 14, 2015
1
24
When Guiseppe Piazzi reported his observations of a minor planet in 1801, he originally thought it might be a comet. But follow-up observations by fellow astronomers suggested that Ceres was actually an asteroid. So it's ...
Space Exploration
Dec 10, 2015
2
11
Just shy of an unfathomable 4200 Sols traversing ravishing alien terrain on the Red Planet, the longest living 'Martian' – NASA's robot 'Opportunity' – is driving between "lily pads" down steep walled Marathon Valley ...
Space Exploration
Nov 10, 2015
0
18
NASA's Mars Exploration Rover Opportunity is conducting a "walkabout" survey of "Marathon Valley," where the rover's operators plan to use the vehicle through the upcoming Martian winter, and beyond, to study the context ...
Space Exploration
Sep 26, 2015
2
570
On July 7, 2003, NASA launched its second Mars Exploration Rover, Opportunity, aboard a Delta II launch vehicle. Opportunity's dash to Mars began with liftoff at 11:18:15 p.m. EDT from Cape Canaveral Air Force Station, Florida.
Space Exploration
Jul 8, 2015
0
15
Operators of NASA's Mars Exploration Rover Opportunity plan to drive the rover into a valley this month where Opportunity will be active through the long-lived rover's seventh Martian winter, examining outcrops that contain ...
Space Exploration
Jul 7, 2015
3
25
